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APPLE-SA-2021-01-26-2 tvOS 14.4

tvOS 14.4 addresses the following issues. Information about the
security content is also available at
https://support.apple.com/HT212149.

Kernel
Available for: Apple TV 4K and Apple TV HD
Impact: A malicious application may be able to elevate privileges.
Apple is aware of a report that this issue may have been actively
exploited.
Description: A race condition was addressed with improved locking.
CVE-2021-1782: an anonymous researcher

Additional details available soon.

Installation note:

Apple TV will periodically check for software updates. Alternatively,
you may manually check for software updates by selecting
"Settings -> System -> Software Update -> Update Software."

To check the current version of software, select
"Settings -> General -> About."

This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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